Raymond B. answered • 14d
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21 pass
that's 7/9ths of the class
21 = 7c/9
c = 9(21)/7 = 27
about 27 in the class
Kristina B.
asked • 02/27/18how many students are in the class?
more than twenty one students in an algebra class pass the first test. this is about seven ninths of the class
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